Supported TLDs: .com / .cn / .net / .org / .io / .ai and more

Domain Blocked Check

Compare DNS resolution between mainland China and overseas resolvers plus an access test to judge whether a domain may be blocked.

dna.io

Confidence: 高
Not blocked 各节点 DNS 解析一致且可正常解析,未发现被墙特征。
13.215.239.219, 52.74.6.109
Mainland IPs
52.74.6.109, 13.215.239.219
Overseas IPs

Resolver results

DNSRegionStatusIPTime (ms)
阿里DNS 223.5.5.5 Mainland China OK 13.215.239.219, 52.74.6.109 65
腾讯DNS 119.29.29.29 Mainland China OK 13.215.239.219, 52.74.6.109 256
114DNS 114.114.114.114 Mainland China OK 52.74.6.109, 13.215.239.219 458
百度DNS 180.76.76.76 Mainland China OK 52.74.6.109, 13.215.239.219 648
Google DNS 8.8.8.8 Overseas OK 52.74.6.109, 13.215.239.219 43
Cloudflare 1.1.1.1 Overseas OK 52.74.6.109, 13.215.239.219 588
Quad9 9.9.9.9 Overseas OK 13.215.239.219, 52.74.6.109 2183
OpenDNS 208.67.222.222 Overseas OK 52.74.6.109, 13.215.239.219 75

Access test

URLStatusTime (ms)
https://dna.io HTTP 200 1341

说明:通过对比中国内地与海外多节点 DNS 解析结果并结合访问测试判断,结果为参考性结论,不能替代专业网络诊断。